道路的测量及DEM数字地面模型的建立和应用

Establishment and Application of Road Measurement and DEM Digital Ground Model

随着以GIS为核心的3S技术的发展,在公路建设测绘领域,DEM数字地面模型研究和应用前景十分广泛。介绍道路测量的阶段性、目的和内容,阐述控制测量的诸要素,重点介绍DEM数字地面模型及其在公路测量中的应用。

With the development of 3S technology in GIS, the study and application prospect of DEM digital ground model is very wide in the field of highway construction and mapping. The article introduces the stage,purpose and contents of highway measurement, sets forth many key elements of control measurement, and focuses introduction on the application of DEM digital ground model in highway measurement.